90331084 has 18 divisors (see below), whose sum is σ = 159931604. Its totient is φ = 44642400.

The previous prime is 90331037. The next prime is 90331093. The reversal of 90331084 is 48013309.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30259 + ... + 33109.

Almost surely, 2^90331084 is an apocalyptic number.

It is an amenable number.

90331084 is a deficient number, since it is larger than the sum of its proper divisors (69600520).

90331084 is a wasteful number, since it uses less digits than its factorization.

90331084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3033 (or 2942 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 90331084 is about 9504.2666208393. The cubic root of 90331084 is about 448.6893286276.

The spelling of 90331084 in words is "ninety million, three hundred thirty-one thousand, eighty-four".